These DuraStar wiring diagrams (publication s08285) are the factory electrical circuit diagrams for International 4200, 4300 and 4400 trucks built from October 2000 to December 2001. The 164-page book maps power distribution, data links and cab accessory circuits.
Official document details
| Brand | International Trucks (Navistar) |
| Model coverage | International 4200, 4300, 4400 (DuraStar) |
| System / Group | Wiring Diagrams / Electrical Circuit Diagrams |
| Publication no. | s08285 |
| Year / Revision | Oct 2000 – Dec 2001 |
| Pages | 164 |
| File size | 2.7 MB |
| Format | |
| Language | English |
What the DuraStar wiring diagrams include
- Instructions and charts (Chapter 1)
- Circuit number identification and location charts
- NavPak/ECM I6 and V8-AVNT connector pin identification
- Schematic symbol chart, relay functions and lamp bulb chart
- 12-volt power distribution circuit diagrams (Chapter 2)
- Data links: 1708, switch and drivetrain 1939
- Grounds, ignition and start circuits
- Cab accessories and connector composites
These DuraStar wiring diagrams are organised into chapters covering 12-volt power distribution, cab accessories and connector composites, with pin-out charts for the NavPak/ECM I6 and V8-AVNT engine controllers and a schematic symbol chart for reading each page.
Applicable truck models
These diagrams apply to International 4200, 4300 and 4400 (DuraStar) trucks built from October 2000 to December 2001. Match your build date to the cover. Visit the International Trucks official website.
Who needs these DuraStar wiring diagrams
Auto-electricians and fleet diagnosticians use this schematic set to trace circuits, identify connector cavities and locate grounds. It is a professional reference intended for trained technicians.
Each chapter opens with instruction and chart pages that explain the schematic symbols, relay functions and lamp-bulb references you need to read the rest of the book. Connector composite pages then show mating views with cavity, circuit, gauge and colour for every terminal, which is what makes tracing a specific wire practical on a real chassis rather than guesswork under the dash.
The full PDF is available in the DiagTechPro manuals library — a free account is required to download. Each listing shows the exact publication number so you can match the document to your VIN and build date before downloading.
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